Home / 148,796.87-223,206.71-42,179.04

Finding the Fourth Proportional to 148,796.87, 223,206.71 and 42,179.04

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Solution

The fourth proportional to 148,796.87, 223,206.71 and 42,179.04 is: 63,271.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,796.87 : 223,206.71 = 42,179.04 : x
  2. Step 2: Convert to fraction form
    148,796.87/223,206.71 = 42,179.04/x
  3. Step 3: Cross multiply
    148,796.87x = 223,206.71 × 42,179.04
  4. Step 4: Simplify right side
    148,796.87x = 9,414,644,538.46
  5. Step 5: Solve for x
    x = 9,414,644,538.46/148,796.87
  6. Step 6: Final answer
    x = 63,271.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.